12854273344 has 84 divisors (see below), whose sum is σ = 28253643264. Its totient is φ = 5797792000.

The previous prime is 12854273309. The next prime is 12854273347. The reversal of 12854273344 is 44337245821.

It is a self number, because there is not a number n which added to its sum of digits gives 12854273344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12854273347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1008129 + ... + 1020799.

It is an arithmetic number, because the mean of its divisors is an integer number (336352896).

Almost surely, 2^12854273344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12854273344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14126821632).

12854273344 is an abundant number, since it is smaller than the sum of its proper divisors (15399369920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12854273344 is a wasteful number, since it uses less digits than its factorization.

12854273344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12836 (or 12815 counting only the distinct ones).

The product of its digits is 645120, while the sum is 43.

The spelling of 12854273344 in words is "twelve billion, eight hundred fifty-four million, two hundred seventy-three thousand, three hundred forty-four".